SupportPUSH-UPS on the TIPPY TOP of
SOUTH MOUNTAIN ⛰ in PHOENIX, ARIZONA U.S.A.
A push-up (or press-up) is a common calisthenics exercise performed in a prone position by raising and lowering the body using the arms. Push-ups exercise the pectoral muscles, triceps, and anterior deltoids, with ancillary benefits to the rest of the deltoids, serratus anterior, coracobrachialis and the midsection as a whole. Push-ups are a basic exercise used in civilian athletic training or physical education and commonly in military physical training. They are also a common form of punishment used in the military, school sport, or in some martial arts disciplines.
In the past this movement was called a floor dip.Trieucontim.com